TY - BOOK AU - Walker,William O. TI - Drug control policy: essays in historical and comparative perspective T2 - Issues in policy history SN - 0271008431 AV - HV5825 .D776275 1992 U1 - 363.4/5/09730904 20 PY - 1992/// CY - University Park, Pa. PB - Pennsylvania State University Press KW - Narcotics, Control of KW - United States KW - History KW - 20th century KW - Local N1 - "Originally published as a special issue of Journal of policy history (vol. 3, no. 4, 1991)"--T.p. verso; Includes bibliographical references (p. [167]-173) ER -